From 1e295cefb7bf257899dee252917c40f5850e8627 Mon Sep 17 00:00:00 2001
From: simonmar <unknown>
Date: Thu, 24 Jun 1999 13:10:32 +0000
Subject: [PATCH] [project @ 1999-06-24 13:10:31 by simonmar] Reinstate
 per-function entry counts in ticky-ticky profiles.

---
 ghc/includes/StgTicky.h |   34 ++++++++++++++++++++++++++++++++--
 ghc/rts/Ticky.c         |   26 +++++++-------------------
 2 files changed, 39 insertions(+), 21 deletions(-)

diff --git a/ghc/includes/StgTicky.h b/ghc/includes/StgTicky.h
index 705fdfd..dc0a478 100644
--- a/ghc/includes/StgTicky.h
+++ b/ghc/includes/StgTicky.h
@@ -1,5 +1,5 @@
 /* ----------------------------------------------------------------------------
- * $Id: StgTicky.h,v 1.4 1999/05/11 16:47:42 keithw Exp $
+ * $Id: StgTicky.h,v 1.5 1999/06/24 13:10:31 simonmar Exp $
  *
  * (c) The AQUA project, Glasgow University, 1994-1997
  * (c) The GHC Team, 1998-1999
@@ -126,7 +126,37 @@
 
 #define TICK_ENT_THK()		ENT_THK_ctr++         /* thunk */
 #define TICK_ENT_FUN_STD()	ENT_FUN_STD_ctr++     /* std entry pt */
-#define TICK_ENT_FUN_DIRECT(n) 	ENT_FUN_DIRECT_ctr++  /* fast entry pt */
+
+struct ent_counter {
+    unsigned	registeredp:16,	/* 0 == no, 1 == yes */
+    		arity:16,	/* arity (static info) */
+    		stk_args:16;	/* # of args off stack */
+				/* (rest of args are in registers) */
+    StgChar	*f_str;		/* name of the thing */
+    StgChar	*f_arg_kinds;	/* info about the args types */
+    I_		ctr;		/* the actual counter */
+    struct ent_counter *link;	/* link to chain them all together */
+};
+
+#define TICK_ENT_FUN_DIRECT(f_ct, f_str, f_arity, f_args, f_arg_kinds) \
+	{							\
+	static struct ent_counter f_ct				\
+	  = { 0,						\
+	      (f_arity), (f_args), (f_str), (f_arg_kinds),	\
+	      0, NULL };					\
+	if ( ! f_ct.registeredp ) {				\
+	    /* hook this one onto the front of the list */	\
+	    f_ct.link = ticky_entry_ctrs;			\
+	    ticky_entry_ctrs = & (f_ct);			\
+								\
+	    /* mark it as "registered" */			\
+	    f_ct.registeredp = 1;				\
+	}							\
+	f_ct.ctr += 1;						\
+	}							\
+	ENT_FUN_DIRECT_ctr++ /* the old boring one */
+
+extern struct ent_counter *ticky_entry_ctrs;
 
 #define TICK_ENT_CON(n)		ENT_CON_ctr++	      /* enter constructor */
 #define TICK_ENT_IND(n)		ENT_IND_ctr++	      /* enter indirection */
diff --git a/ghc/rts/Ticky.c b/ghc/rts/Ticky.c
index d059808..1828aa8 100644
--- a/ghc/rts/Ticky.c
+++ b/ghc/rts/Ticky.c
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------------
- * $Id: Ticky.c,v 1.7 1999/05/11 16:49:44 keithw Exp $
+ * $Id: Ticky.c,v 1.8 1999/06/24 13:10:32 simonmar Exp $
  *
  * (c) The AQUA project, Glasgow University, 1992-1997
  * (c) The GHC Team, 1998-1999
@@ -272,9 +272,7 @@ PrintTickyInfo(void)
   fprintf(tf,"\nTotal bytes copied during GC: %ld\n",
 	  GC_WORDS_COPIED_ctr * sizeof(W_));
 
-#if 0
   printRegisteredCounterInfo(tf);
-#endif
 
   fprintf(tf,"\n**************************************************\n");
 
@@ -534,10 +532,9 @@ PrintTickyInfo(void)
   PR_CTR(GC_WORDS_COPIED_ctr);
 }
 
-#if 0
 /* Data structure used in ``registering'' one of these counters. */
 
-struct ent_counter *ListOfEntryCtrs = NULL; /* root of list of them */
+struct ent_counter *ticky_entry_ctrs = NULL; /* root of list of them */
 
 /* To print out all the registered-counter info: */
 
@@ -546,31 +543,22 @@ printRegisteredCounterInfo (FILE *tf)
 {
     struct ent_counter *p;
 
-    if ( ListOfEntryCtrs != NULL ) {
+    if ( ticky_entry_ctrs != NULL ) {
     	fprintf(tf,"\n**************************************************\n");
     }
 
-    for (p = ListOfEntryCtrs; p != NULL; p = p->link) {
-	/* common stuff first; then the wrapper info if avail */
-	fprintf(tf, "%-40s%u\t%u\t%u\t%-16s%ld",
+    for (p = ticky_entry_ctrs; p != NULL; p = p->link) {
+	fprintf(tf, "%-40s%u\t%u\t%-16s%ld",
 		p->f_str,
 		p->arity,
-		p->Astk_args,
-		p->Bstk_args,
+		p->stk_args,
 		p->f_arg_kinds,
 		p->ctr);
 
-	if ( p->wrap_str == NULL ) {
-	    fprintf(tf, "\n");
+	fprintf(tf, "\n");
 
-	} else {
-	    fprintf(tf, "\t%s\t%s\n",
-		p->wrap_str,
-		p->wrap_arg_kinds);
-	}
     }
 }
-#endif
 
 #endif /* TICKY_TICKY */
 
-- 
1.7.10.4